Careers - Senior Security Engineer, Platform Security

Block

Quick summary

Work type: On-site
Location: San Francisco, CA
Salary: $217,800–$326,800 / yr
Posted: 1 day ago
Nearby: 99+ roles within 25 mi

Market check

Salary context

Above market

How this pay compares to similar roles

Similar $173k

This role $272k

$107k most similar roles pay here $350k

This role pays more than 96% of similar roles. Most pay $143,025–$203,500 — the shaded band above. At the midpoint, this role pays about $272k versus about $173k for comparable roles.

Based on 240 similar postings.

Employer

About Block

Block, Inc. (formerly Square) is a financial technology company operating the Square merchant payments ecosystem, Cash App peer-to-peer payments, TIDAL music streaming, and Bitcoin-focused financial services. Industry: Financial Technology & Payments

Block currently has 53 open roles on FindRole.

Listed pay typically runs $180,000–$270,000 across 52 roles with salary data.

Most-posted roles

View all roles at Block

At a glance

TL;DR · Careers - Senior Security Engineer, Platform Security

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As a Senior Platform Security Engineer on Block’s Platform Security team, you will architect and evolve cloud security guardrails for AWS and GCP, implementing SCPs, IAM controls, and integrating CSPM tools to discover and measure security issues. You’ll own the exception lifecycle, build tooling for security exceptions at scale, and partner with platform teams to eliminate risks permanently. Additionally, you’ll develop risk-based prioritization systems, respond to alerts, and produce scalable software in an AI-augmented environment. The role requires 5+ years of experience in securing cloud infrastructure at scale, deep knowledge of Infrastructure-as-Code tools like Terraform, and expertise with IAM and CSPM tools such as Wiz. Bonus points for Kubernetes security experience, familiarity with BI tools, and the ability to communicate effectively across diverse teams.

Skills

AWS GCP Terraform SCP GCP_org_policies IAM CSPM Wiz Kubernetes EKS GKE Looker Snowflake GitHub_Copilot

What you'll do

Architect and evolve cloud security guardrails for AWS and GCP.
Build automation to discover, measure, and contextualize security issues in cloud environments.
Own the lifecycle of cloud security exceptions, including tooling and processes.
Partner with platform teams to eliminate entire categories of cloud security risk.
Develop data pipelines and dashboards to aggregate and prioritize security signals.

What we're looking for

5+ years of experience as a software or security engineer.
Extensive experience securing AWS and/or GCP infrastructure at scale.
Proficiency with Infrastructure-as-Code tools like Terraform and cloud guardrails.
Expertise in IAM, including roles, policies, and service accounts across clouds.
Experience maturing the cloud security posture of complex multi-cloud environments.
Ability to deliver complex projects from concept to launch successfully.
Fluency with AI-assisted development tools in real production work.